There has never been any 30-hour week for men who had anything to do.

The opportunities of man are limited only by his imagination. But so few have imagination that there are ten thousand fiddlers to one composer.

Every great improvement has come after repeated failures. Virtually nothing comes out right the first time. Failures, repeated failures, are finger posts on the road to achievement. One fails forward toward success.

The person who doesn't know something can't be done will often find a way to go ahead and do it.

I think that the greatest education in the world is the education which helps one to be able to do the right things at the time it has to be done.

The sure ways to create new ventures of discovery are to keep an open mind.

Education is man's going forward from cocksure ignorance to thoughtful uncertainty.Where there is an open mind there will always be a frontier.